LeiaFrame doesn't support every kind of file yet. LeiaFrame only supports 3D filetypes, and only supports some 3D image filetypes. Here are the files supported by LeiaFrame:
LIF
SBS (2x1)
SBS (2x1)
2D photos
2D videos
MPO
JPS
VR180/360
Support for unsupported formats may be added in the future.